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213001303080 = 233529833492113
BaseRepresentation
bin1100011001011111011…
…1011111010000101000
3202100210102112022110010
43012113313133100220
511442211313144310
6241503525051520
721250241126466
oct3062767372050
9670712468403
10213001303080
1182373756685
1235345856ba0
1317116a59017
14a448aa9836
155819a82320
hex3197ddf428

213001303080 has 256 divisors, whose sum is σ = 671237280000. Its totient is φ = 54000156672.

The previous prime is 213001303079. The next prime is 213001303127. The reversal of 213001303080 is 80303100312.

It is a happy number.

It is a super-2 number, since 2×2130013030802 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 100804104 + ... + 100806216.

It is an arithmetic number, because the mean of its divisors is an integer number (2622020625).

Almost surely, 2213001303080 is an apocalyptic number.

213001303080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213001303080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (335618640000).

213001303080 is an abundant number, since it is smaller than the sum of its proper divisors (458235976920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213001303080 is a wasteful number, since it uses less digits than its factorization.

213001303080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2588 (or 2584 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 213001303080 its reverse (80303100312), we get a palindrome (293304403392).

The spelling of 213001303080 in words is "two hundred thirteen billion, one million, three hundred three thousand, eighty".